## References

Barthès-Biesel, D.2016 Motion and deformation of elastic capsules and vesicles in flow. Annu. Rev. Fluid Mech. 48 (1), 25–52.

Barthès-Biesel, D., Diaz, A. & Dhenin, E.2002 Effect of constitutive laws for two dimensional membranes on flow-induced capsule deformation. J. Fluid Mech. 460, 211–222.

Batchelor, G. K. & Green, J. T.1972a The determination of the bulk stress in a suspension of spherical particles to order *c* ^{2}. J. Fluid Mech. 56 (2), 401–427.

Batchelor, G. K. & Green, J. T.1972b The hydrodynamic interaction of two small freely-moving spheres in a linear flow field. J. Fluid Mech. 56 (2), 375–400.

Doddi, S. K. & Bagchi, P.2008 Effect of inertia on the hydrodynamic interaction between two liquid capsules in simple shear flow. Intl J. Multiphase Flow 34 (4), 375–392.

Drescher, K., Leptos, K. C., Tuval, I., Ishikawa, T., Pedley, T. J. & Goldstein, R. E.2009 Dancing Volvox: hydrodynamic bound states of swimming algae. Phys. Rev. Lett. 102, 168101.

Dupont, C., Delahaye, F., Barthès-Biesel, D. & Salsac, A.-V.2016 Stable equilibrium configurations of an oblate capsule in simple shear flow. J. Fluid Mech. 791, 738–757.

Dupont, C., Salsac, A.-V. & Barthès-Biesel, D.2013 Off-plane motion of a prolate capsule in shear flow. J. Fluid Mech. 721, 180–198.

Gires, P. Y., Srivastav, A., Misbah, C., Podgorski, T. & Coupier, G.2014 Pairwise hydrodynamic interactions and diffusion in a vesicle suspension. Phys. Fluids 26 (1), 013304.

Guazzelli, E. & Morris, J. F.2012 A Physical Introduction to Suspension Dynamics. Cambridge University Press.

Guido, S. & Simeone, M.1998 Binary collision of drops in simple shear flow by computer-assisted video optical microscopy. J. Fluid Mech. 357, 1–20.

Hu, X.-Q., Salsac, A.-V. & Barthès-Biesel, D.2012 Flow of a spherical capsule in a pore with circular or square cross-section. J. Fluid Mech. 705, 176–194.

Kantsler, V., Segre, E. & Steinberg, V.2008 Dynamics of interacting vesicles and rheology of vesicle suspension in shear flow. Europhys. Lett. 82 (1), 58005.

Lac, E. & Barthès-Biesel, D.2008 Pairwise interaction of capsules in simple shear flow: three-dimensional effects. Phys. Fluids 20 (4), 040801.

Lac, E., Morel, A. & Barthès-Biesel, D.2007 Hydrodynamic interaction between two identical capsules in simple shear flow. J. Fluid Mech. 573, 149–169.

Loewenberg, M. & Hinch, E. J.1997 Collision of two deformable drops in shear flow. J. Fluid Mech. 338, 299–315.

Olapade, P. O., Singh, R. K. & Sarkar, K.2009 Pairwise interactions between deformable drops in free shear at finite inertia. Phys. Fluids 21 (6), 063302.

Omori, T., Ishikawa, T., Imai, Y. & Yamaguchi, T.2013 Shear-induced diffusion of red blood cells in a semi-dilute suspension. J. Fluid Mech. 724, 154–174.

Pranay, P., Anekal, S. G., Hernandez-Ortiz, J. P. & Graham, M. D.2010 Pair collisions of fluid-filled elastic capsules in shear flow: effects of membrane properties and polymer additives. Phys. Fluids 22 (12), 123103.

Singh, R. K. & Sarkar, K.2015 Hydrodynamic interactions between pairs of capsules and drops in a simple shear: effects of viscosity ratio and heterogeneous collision. Phys. Rev. E 92 (6), 063029.

Skalak, R., Tozeren, A., Zarda, R. P. & Chien, S.1973 Strain energy function of red blood cell membranes. Biophys. J. 13, 245–264.

Walter, J., Salsac, A.-V. & Barthès-Biesel, D.2011 Ellipsoidal capsules in simple shear flow: prolate versus oblate initial shapes. J. Fluid Mech. 676, 318–347.

Walter, J., Salsac, A.-V., Barthès-Biesel, D. & le Tallec, P.2010 Coupling of finite element and boundary integral methods for a capsule in a Stokes flow. Intl J. Numer. Meth. Engng 83 (7), 829–850.